GB1601355A - Lasers - Google Patents

Lasers Download PDF

Info

Publication number
GB1601355A
GB1601355A GB18577/77A GB1857777A GB1601355A GB 1601355 A GB1601355 A GB 1601355A GB 18577/77 A GB18577/77 A GB 18577/77A GB 1857777 A GB1857777 A GB 1857777A GB 1601355 A GB1601355 A GB 1601355A
Authority
GB
United Kingdom
Prior art keywords
laser
switch
pulse
amplitude
pulses
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB18577/77A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BOC Ltd Australia
Original Assignee
BOC Ltd Australia
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by BOC Ltd Australia filed Critical BOC Ltd Australia
Priority to GB18577/77A priority Critical patent/GB1601355A/en
Priority to DE19782819249 priority patent/DE2819249A1/de
Priority to DE19782819206 priority patent/DE2819206A1/de
Priority to IT7822901A priority patent/IT1095702B/it
Priority to FR7812975A priority patent/FR2390033A1/fr
Priority to ES469358A priority patent/ES469358A1/es
Priority to NL7804791A priority patent/NL7804791A/xx
Priority to JP5366378A priority patent/JPS5416200A/ja
Publication of GB1601355A publication Critical patent/GB1601355A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/11—Mode locking; Q-switching; Other giant-pulse techniques, e.g. cavity dumping
    • H01S3/1123—Q-switching
    • H01S3/117—Q-switching using intracavity acousto-optic devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/10038—Amplitude control

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
  • Road Repair (AREA)
GB18577/77A 1977-05-03 1977-05-03 Lasers Expired GB1601355A (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
GB18577/77A GB1601355A (en) 1977-05-03 1977-05-03 Lasers
DE19782819249 DE2819249A1 (de) 1977-05-03 1978-05-02 Schutz fuer eine strassenbearbeitungsmaschine o.dgl.
DE19782819206 DE2819206A1 (de) 1977-05-03 1978-05-02 Lasergeraet mit kontinuierlich arbeitendem laser mit optischer pumpanregung
IT7822901A IT1095702B (it) 1977-05-03 1978-05-02 Laser del tipo ad onda continua
FR7812975A FR2390033A1 (enExample) 1977-05-03 1978-05-02
ES469358A ES469358A1 (es) 1977-05-03 1978-05-02 Un aparato de laser
NL7804791A NL7804791A (nl) 1977-05-03 1978-05-03 Laser voor het opwekken van continue golven.
JP5366378A JPS5416200A (en) 1977-05-03 1978-05-04 Laser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB18577/77A GB1601355A (en) 1977-05-03 1977-05-03 Lasers

Publications (1)

Publication Number Publication Date
GB1601355A true GB1601355A (en) 1981-10-28

Family

ID=10114850

Family Applications (1)

Application Number Title Priority Date Filing Date
GB18577/77A Expired GB1601355A (en) 1977-05-03 1977-05-03 Lasers

Country Status (7)

Country Link
JP (1) JPS5416200A (enExample)
DE (2) DE2819249A1 (enExample)
ES (1) ES469358A1 (enExample)
FR (1) FR2390033A1 (enExample)
GB (1) GB1601355A (enExample)
IT (1) IT1095702B (enExample)
NL (1) NL7804791A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6038241A (en) * 1997-10-24 2000-03-14 Coherent, Inc. Pulsed-laser with first-pulse control
US6414980B1 (en) 1999-10-12 2002-07-02 Coherent, Inc. Laser rod thermalization

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4337442A (en) * 1980-03-28 1982-06-29 Electro Scientific Industries, Inc. First laser pulse amplitude modulation
US4412330A (en) * 1981-04-16 1983-10-25 Electro Scientific Industries, Inc. Q-Switched laser with stable output and method of making the same
JPS5879788A (ja) * 1981-11-06 1983-05-13 Nec Corp Ｑスイツチレ−ザ装置の駆動方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3747019A (en) * 1970-07-16 1973-07-17 Union Carbide Corp Method and means for stabilizing the amplitude and repetition frequency of a repetitively q-switched laser
CH532993A (de) * 1971-03-29 1972-08-15 Inst Angewandte Physik Verfahren zum Bohren von Uhrensteinen mittels Laserstrahlen und Anordnung zur Durchführung des Verfahrens
US3806829A (en) * 1971-04-13 1974-04-23 Sys Inc Pulsed laser system having improved energy control with improved power supply laser emission energy sensor and adjustable repetition rate control features

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6038241A (en) * 1997-10-24 2000-03-14 Coherent, Inc. Pulsed-laser with first-pulse control
EP0918383A3 (de) * 1997-10-24 2001-03-21 Coherent Lübeck GmbH Pulslaser mit Erstpulssteuerung
US6414980B1 (en) 1999-10-12 2002-07-02 Coherent, Inc. Laser rod thermalization

Also Published As

Publication number Publication date
IT7822901A0 (it) 1978-05-02
IT1095702B (it) 1985-08-17
NL7804791A (nl) 1978-11-07
DE2819249A1 (de) 1978-11-16
JPS5416200A (en) 1979-02-06
FR2390033A1 (enExample) 1978-12-01
ES469358A1 (es) 1979-02-01
DE2819206A1 (de) 1978-12-21

Similar Documents

Publication Publication Date Title
US5287380A (en) Method and apparatus for generating long output pulses from flashlamp-excited lasers
EP0150692B1 (en) Corona discharge preionizer for gas laser
JP3353253B2 (ja) 気体パルスレーザーのプレイオン化装置
US3404403A (en) Laser beam antenna
JPH08501903A (ja) 空洞内用変調型パルスレーザ
US6038240A (en) Method and solid-state laser system for generating laser pulses with a variable pulse repetition frequency and constant beam characteristics
GB1601355A (en) Lasers
US4509176A (en) Longitudinal-discharge-pulse laser with preionization obtained by corona effect
JP3552979B2 (ja) ＡｒＦエキシマレーザ装置
US6101207A (en) Dye laser
US3179897A (en) Excitation system for an optical maser
RU2082263C1 (ru) Способ возбуждения импульсных лазеров на самоограниченных переходах
JP3445390B2 (ja) マーキング加工装置
JPH0145225B2 (enExample)
JP2022539447A (ja) 多重ｑスイッチを利用した多重レーザーパルス発振方法及び多重レーザーパルス発振装置
JP3016700B2 (ja) 固体レーザ加工装置
JPH04346484A (ja) パルスレーザー発振器
JPS6330791B2 (enExample)
US3473145A (en) Q-switched laser
JPS57202793A (en) Laser device
JPH01185987A (ja) パルスレーザ発振方法及びその装置
US3986129A (en) Generation of submicrosecond pulses in a long laser
JPS56121868A (en) Laser type ignition device
GB1577349A (en) Method and apparatus for producing laser pulses with high reproducibility
SU1102612A1 (ru) Устройство дл местной дарсонвализации

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee